Inventor
Kai He
Inventor
Kingwood, TX, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere34%
E21BEarth or rock drilling31%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
G01RMeasuring electric variables3%
G06FElectric digital data processing3%
G11CStatic stores3%
H01JElectric discharge tubes or discharge lamps3%
H01LSemiconductor devices3%
H03KPulse technique3%
H04NPictorial communication, e.g. television3%
PatentTitleYear
11,132,342Periodicity detection and period length estimation in time series202111,124,699Self propping surfactant for well stimulation202111,041,114Methods and treatment fluids for microfracture creation and microproppant delivery in subterranean formations202110,640,698Ethoxylated amines for use in subterranean formations202010,590,333Cationic multiple quaternary ammonium-based surfactants for enhancing production in subterranean formations202010,442,986Determining residual friction reducer concentrations for subterranean treatment fluids201910,298,236On-chip aging sensor and counterfeit integrated circuit detection method201910,066,157Injecting polyelectrolyte based sacrificial agents for use in unconventional formations20189,982,185Methods and systems for preparing surfactant polyelectrolyte complexes for use in subterranean formations20189,970,265Multi-functional surfactant complexes for use in subterranean formations20189,969,928Surfactant formulations and associated methods for reduced and delayed adsorption of the surfactant20189,725,986'Multi-functional surfactant complexes for use in subterranean formations'20179,488,586'Determining treatment fluid composition using a mini-reservoir device'20165,534,951'Optical assembly for television front screen'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996Patents assigned to CHUNG KIN LO (1)· patent assignee history
1996Based in Shen Zhen Shi, CN· patent location history
2016–2021Patents assigned to MULTI CHEM GROUP LLC (9)· patent assignee history
2016–2020Based in Kingwood, TX, US· patent location history
2018–2021Patents assigned to HALLIBURTON ENERGY SERVICES INC (3)· patent assignee history
2019Patents assigned to UNIV CALIFORNIA (1)· patent assignee history
2019–2021Based in Houston, TX, US· patent location history
2019Based in Riverside, CA, US· patent location history
2021Patents assigned to ALIBABA GROUP HOLDING LTD (1)· patent assignee history
2021Based in Bellevue, WA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MULTI CHEM GROUP LLC | 9 | 2016–2021 |
| HALLIBURTON ENERGY SERVICES INC | 3 | 2018–2021 |
| ALIBABA GROUP HOLDING LTD | 1 | 2021 |
| CHUNG KIN LO | 1 | 1996 |
| UNIV CALIFORNIA | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kingwood, Texas, US | 7 | 2016–2020 |
| Houston, Texas, US | 4 | 2019–2021 |
| Bellevue, Washington, US | 1 | 2021 |
| Riverside, California, US | 1 | 2019 |
| Shen Zhen Shi, CN | 1 | 1996 |